jellyfin/Jellyfin.Server/Migrations/Routines/MigrateActivityLogDb.cs
2020-05-02 18:32:22 -04:00

110 lines
3.9 KiB
C#

#pragma warning disable CS1591
using System;
using System.IO;
using Emby.Server.Implementations.Data;
using Jellyfin.Data.Entities;
using Jellyfin.Server.Implementations;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using SQLitePCL.pretty;
namespace Jellyfin.Server.Migrations.Routines
{
public class MigrateActivityLogDb : IMigrationRoutine
{
private const string DbFilename = "activitylog.db";
public Guid Id => Guid.Parse("3793eb59-bc8c-456c-8b9f-bd5a62a42978");
public string Name => "MigrateActivityLogDatabase";
public void Perform(CoreAppHost host, ILogger logger)
{
var dataPath = host.ServerConfigurationManager.ApplicationPaths.DataPath;
using (var connection = SQLite3.Open(
Path.Combine(dataPath, DbFilename),
ConnectionFlags.ReadOnly,
null))
{
logger.LogInformation("Migrating the database may take a while, do not stop Jellyfin.");
using var dbContext = host.ServiceProvider.GetService<JellyfinDb>();
var queryResult = connection.Query("SELECT * FROM ActivityLog ORDER BY Id ASC");
// Make sure that the database is empty in case of failed migration due to power outages, etc.
dbContext.ActivityLogs.RemoveRange(dbContext.ActivityLogs);
dbContext.SaveChanges();
// Reset the autoincrement counter
dbContext.Database.ExecuteSqlRaw("UPDATE sqlite_sequence SET seq = 0 WHERE name = 'ActivityLog';");
dbContext.SaveChanges();
foreach (var entry in queryResult)
{
var newEntry = new ActivityLog(
entry[1].ToString(),
entry[4].ToString(),
entry[6].SQLiteType == SQLiteType.Null ? Guid.Empty : Guid.Parse(entry[6].ToString()),
entry[7].ReadDateTime(),
ParseLogLevel(entry[8].ToString()));
if (entry[2].SQLiteType != SQLiteType.Null)
{
newEntry.Overview = entry[2].ToString();
}
if (entry[3].SQLiteType != SQLiteType.Null)
{
newEntry.ShortOverview = entry[3].ToString();
}
if (entry[5].SQLiteType != SQLiteType.Null)
{
newEntry.ItemId = entry[5].ToString();
}
dbContext.ActivityLogs.Add(newEntry);
dbContext.SaveChanges();
}
}
try
{
File.Move(Path.Combine(dataPath, DbFilename), Path.Combine(dataPath, DbFilename + ".old"));
}
catch (IOException e)
{
logger.LogError(e, "Error renaming legacy activity log database to 'activitylog.db.old'");
}
}
private LogLevel ParseLogLevel(string entry)
{
if (string.Equals(entry, "Debug", StringComparison.OrdinalIgnoreCase))
{
return LogLevel.Debug;
}
if (string.Equals(entry, "Information", StringComparison.OrdinalIgnoreCase)
|| string.Equals(entry, "Info", StringComparison.OrdinalIgnoreCase))
{
return LogLevel.Information;
}
if (string.Equals(entry, "Warning", StringComparison.OrdinalIgnoreCase)
|| string.Equals(entry, "Warn", StringComparison.OrdinalIgnoreCase))
{
return LogLevel.Warning;
}
if (string.Equals(entry, "Error", StringComparison.OrdinalIgnoreCase))
{
return LogLevel.Error;
}
return LogLevel.Trace;
}
}
}